Facile synthesis of novel blue light and large Stoke shift emitting tetradentate polyazines based on imidazo[1,5-a]pyridine

被引:38
|
作者
Volpi, G. [1 ]
Garino, C. [1 ]
Conterosito, E. [2 ]
Barolo, C. [1 ]
Gobetto, R. [1 ]
Viscardi, G. [1 ]
机构
[1] Univ Turin, NIS Interdept Ctr, Dipartimento Chim, Via Pietro Giuria 7, I-10125 Turin, Italy
[2] Univ Piemonte Orientale, Dipartimento Sci & Innovaz Tecnol, Viale T Michel 11, I-15121 Alessandria, Italy
关键词
imidazo[1,5-a]pyridine; Large Stokes shift; Tetradentate ligands; UV absorbers; MW synthesis; Blue emitters; SENSITIZED SOLAR-CELLS; QUATERPYRIDINE LIGAND; EXCITED-STATES; COMPLEXES; EFFICIENT; IMIDAZO<1,5-A>PYRIDINES; PHOSPHORESCENCE; RUTHENIUM(II); COBALT(II); ALDEHYDES;
D O I
10.1016/j.dyepig.2015.12.005
中图分类号
O69 [应用化学];
学科分类号
081704 ;
摘要
A facile double condensation procedure, through both standard and microwave heating, provides a versatile one step approach for the synthesis of multidentate nitrogen heterocyclic ligands containing the imidazo[1,5-a]pyridine moiety. The obtained compounds show interesting optical properties: blue fluorescent emissions, moderate quantum yields and large Stokes shifts, enabling their technological application. (C) 2015 Elsevier Ltd. All rights reserved.
引用
收藏
页码:96 / 100
页数:5
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